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Re: Sorting the inputSplits - Hadoop - [mail # user]
...MapReduce is based on the premise that several parts of a task can beprocessed independently in parallel.If you "require" an order of processing then these files are depending oneach other. ...
   Author: Niels Basjes, 2015-07-30, 17:04
[expand - 2 more] - Re: Checkstyle 80 char limit - Hadoop - [mail # dev]
...Perhaps we should tell him these screens can also be turned landscape ? ;)But seriously:1) Does Doug still actively work on code? From my perspective; Only veryinfrequently.2) In the 200+ pe...
   Author: Niels Basjes, 2015-05-05, 18:22
[HADOOP-11843] Make setting up the build environment easier - Hadoop - [issue]
...( As discussed with Allen Wittenauer )In AVRO-1537 a docker based solution was created to setup all the tools for doing a full build. This enables much easier reproduction of any issues and ...
http://issues.apache.org/jira/browse/HADOOP-11843    Author: Niels Basjes, 2015-04-25, 16:35
Re: IMPORTANT: testing patches for branches - Hadoop - [mail # dev]
...Perhaps a script is due that creates the patch file with -exactly- theright name.Something like what HBase has as dev-support/make_patch.sh perhaps?On Wed, Apr 22, 2015 at 10:30 PM, Allen Wi...
   Author: Niels Basjes, 2015-04-22, 22:19
Re: Not able to run more than one map task - Hadoop - [mail # user]
...Just curious: what is the input for your job ? If it is a single gzippedfile then that is the cause of getting exactly 1 mapper.NielsOn Fri, Apr 10, 2015, 09:21 Amit Kumar  wrote: ...
   Author: Niels Basjes, 2015-04-10, 23:02
Re: NFSv3 Filesystem Connector - Hadoop - [mail # dev]
...Hi,The main reason Hadoop scales so well is because all components try toadhere to the idea around having Data Locality.In general this means that you are running the processing/query softwa...
   Author: Niels Basjes, 2015-01-14, 11:15
[expand - 2 more] - Re: way to add custom udf jar in hadoop 2.x version - Hadoop - [mail # user]
...Thanks for the pointer.This seems to work for functions. Is there something similar for CREATEEXTERNAL TABLE ??NielsOn Dec 31, 2014 8:13 AM, "Ted Yu"  wrote: ...
   Author: Niels Basjes, 2014-12-31, 09:25
Re: An Idea to make Hadoop Code setup easy - Hadoop - [mail # dev]
...Hi,I think you should have a look at these two that both go the docker routeto setting up a development environment:https://github.com/apache/hbase/tree/master/dev-support/hbase_dockerhttps:...
   Author: Niels Basjes, 2014-12-20, 21:52
[expand - 1 more] - Re: to all this unsubscribe sender - Hadoop - [mail # user]
...Yes, I agree. We should accept people as they are.So perhaps we should increase the hurdle to subscribe in the first place?Something like adding a question like "What do you do if you want t...
   Author: Niels Basjes, 2014-12-05, 15:05
Re: Are these configuration parameters deprecated? - Hadoop - [mail # user]
...A while ago I found a similar problem;I was wondering why do a lot of tools like the hdfs, hbase shell, pig andmany other complain at startup about deprecated parameters.It turns out that th...
   Author: Niels Basjes, 2014-11-14, 21:04
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elasticsearch, apache solr, apache hbase, hadoop, redis, casssandra, amazon cloudwatch, mysql, memcached, apache kafka, apache zookeeper, apache storm, ubuntu, centOS, red hat, debian, puppet labs, java, senseiDB